TRI Princeton | Independent Hair & Skin Claims Testing Institute

12th International Conference
on Applied Hair Science

June 2026 - Red Bank, New Jersey

Open for Abstracts

Submissions Close Friday 27th March 2026

In-Person Attendance + Live Streaming for Virtual Attendees

REGISTRATIONS OPEN SOON

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TRI Research Forum

Thursday, 4th September 2025

An opportunity for members to discuss future directions for TRI.

LIVE ONLINE MEETING

Recordings will be made available shortly afterwards in the TRI Library for Member Companies only.

To Join Create an Account on the Members Portal + Register for this Free Event

Principles of Skin Measurement & Claims

Wednesday, 15th & Thursday, 16th October 2025

This intensive two-day programme is designed for anyone who needs to build their knowledge rapidly in the measurement techniques used in the development of new skin products and to support skin claims.

HYBRID ATTENDANCE

Available Live and On Playback + On Site at Princeton, New Jersey

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Sign-in to the Members Portal to book TRI events, to access the TRI library, and to manage memberships and subscriptions

The Members Portal automatically provides you with the membership benefits purchased by your company or organization, including library access, access to exclusive members-only events, and discounts for courses and conferences.

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TRI Princeton is an independent, not-for-profit, scientific institute with world-leading expertise in applied measurement sciences, with a global reach.

We focus on hair and skin claims testing for product development, scientific research and the development of new measurement techniques, as well as providing internationally renowned courses and events in hair and skin science.

Our Services

TRI focusses on hair and skin testing for claims substantiation working with leading industrial companies, governmental organizations, and academic institutions.

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Claims Testing

At TRI we are passionate about science. Sharing this passion with our members, industry professionals and the community at large is one of our key aims.

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Education

Cutting-edge scientific research and the development of new measurement techniques has been a part of TRI's historical legacy since our inception in 1930. It is still core to our mission today.

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Research & Development

Our Members

Thank you to our corporate members for supporting TRI's mission of advanced research, education, and dissemination of scientific information.

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Upcoming Events

TRI Sponsored Courses, Conferences, and Speaker Series

Inspiring, Educating and Connecting through Science

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TRI Research Forum

The Latest at TRI

Stay informed through our twice-monthly newsletters and regular blog posts offering insights into skin and hair research, cosmetic trends, new product claims testing techniques, upcoming educational courses and TRI-sponsored events.

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TRI Members

Research Forum 2025: Future Directions for Your TRI

The ‘Research Forum 2025’ will take place on Thursday 4th September, 9:00am – 11:00am (ET). This free, on-line event is exclusive to TRI Member Companies and is an opportunity to discuss future directions for your TRI.

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TRI Members

New Member's Portal - Now Up & Running

TRI’s new members’ portal was launched on Thursday 7th August 2025. The members’ portal brings together all your members services into...

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Claims Testing

The TRI Guide to Sunscreen Testing for Claim Substantiation

In this bite-size review we use our specialist knowledge to provide a general background understanding of sunscreen testing methods. TRI does not offer SPF testing, but, as you will see, we can assist formulators with other very useful tests.

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Other Events

HairS’25, Augsburg, Germany – A Short Review

The 24th International Hair-Science Symposium, HairS’25, was held on 25-27th June 2025, in Augsburg, Germany. TRI presented three oral presentations: Understanding the Consequences of Heat Styling: The Penetration of Sebum-Mimicking Compounds; Assessing Hair Bleaching: A Simple Approach Using Light Microscopy; and Bridging Consumer Perceptions and Technical Measurements: Assessing Hair Straightness and Alignment with Optical Imaging.

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Other Events

TRI Presents at UK SCS Annual Conference

The UK Society for Cosmetic Science (SCS) held its Annual Conference in London, on July 2-3, 2025. Murielle Mason from TRI presented ‘Bridging Consumer Perceptions and Technical Measurements: Assessing Hair Straightness and alignment with Optical Imaging’.

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Other Events

NYSCC Suppliers’ Day 2025: Many New Contacts Made

North America’s premier ingredients & formulation event, Suppliers’ Day, took place on Tuesday 3rd June and Wednesday 4th June. Members of the TRI team were present at Booth 243 talking about the services, educational activities and research activities that TRI provides. There was also a chance for visitors to the booth to test their hair quality using our portable infra-red spectrometer, and to look at their scalp health with a portable microscope.

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Industry Trends

Everybody is Talking About: Glass Hair

Most procedures for achieving glass hair recommended use of a heat protection spray before styling, as well as applying hair serum conditioning products and a hold spray afterwards. While the efficacy of heat protection sprays is a contested area, the use of conditioning products prior to straightening and a hold spray straight afterwards are likely to be significant contributors to the ‘glassiness’ of the hair after treatment.

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TRI Courses

Hair Course 2025: Great Feedback

The TRI ‘Fundamentals of Hair Science & Hair Claims Course 2025’, took place on May 13th and 14th, 2025. The hybrid event attracted 130 attendees, most of whom attended on-line, and 20 of whom attended both days in person.

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TRI Hosted Events

Fatigue Symposium 2025: New Insights Into Hair Breakage

Hair fatigue testing has rapidly grown, from a niche topic, into a mainstream technique for hair claims testing. With this fast rise in popularity has come a demand for better, consumer validated protocols, and a need to understand, more fully, what the data are telling us about hair breakage.

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